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Michelle X. Zhou

Michelle X. Zhou US

Patent application numberDescriptionPublished
20110060983PRODUCING A VISUAL SUMMARIZATION OF TEXT DOCUMENTS - A method and system of producing a visual text summarization. According to the method, a plurality of topics may be extracted from a collection of text documents, where each of the topics comprises a distribution of topic keywords. An importance ranking for each of the topics may be determined, and an importance ranking for each of the topic keywords of a topic may also be determined. A graph may be displayed having a plurality of stacked layers representing a group of topics selected from the plurality of topics based on the importance ranking of the topics. A keyword cloud within each layer of the graph may also be displayed, where the one keyword cloud is a group of topic keywords selected from the extracted topic keywords based on the importance ranking of the extracted topic keywords.03-10-2011

Michelle X. Zhou, Briarcliff Manor, NY US

Patent application numberDescriptionPublished
20080221846Context-Aware, Adaptive Approach to Information Selection for Interactive Information Analysis - Improved information analysis techniques are disclosed. For example, a computer-implemented method of automatically assisting an analyst in a current information analysis task includes the following steps. An analytic context is modeled in a user-system cooperative manner, wherein the analytic context is a structure representative of user analytic actions and relationships associated therewith. At least a portion of the user-system cooperatively-modeled analytic context structure is utilized to adaptively gather information relevant to a current information analysis task.09-11-2008
20080306988Optimization-Based Visual Context Management - Improved visual context management techniques are disclosed. By way of example, a technique for updating an existing visual display to incorporate new information comprises obtaining new information requested by a subsequent user query, and dynamically deriving one or more visual transformations for updating at least a portion of the existing display to incorporate the new information, wherein the transformation derivation is modeled as an optimization operation which attempts to balance visual context management constraints and to achieve a desired presentation of intended information.12-11-2008
20090105984Methods and Apparatus for Dynamic Data Transformation for Visualization - Data transformation techniques are disclosed for use in such data visualization systems. For example, a method for dynamically deriving data transformations for optimized visualization based on data characteristics and given visualization type comprises the steps of obtaining raw data to be visualized and a visualization type to be used, and dynamically generating a list of data transformation operations that transform the raw input data to produce an optimized visualization for the given visualization type.04-23-2009
20090132506METHODS AND APPARATUS FOR INTEGRATION OF VISUAL AND NATURAL LANGUAGE QUERY INTERFACES FOR CONTEXT-SENSITIVE DATA EXPLORATION - Methods and apparatus are provided for integrating a visual query interface and a natural language interface. The disclosed interface embeds a first of the visual query interface and the natural language interface into a second of the visual query interface and the natural language interface. The disclosed interface can also receives one or more natural language expressions in the natural language interface and one or more visual query expressions in the visual query interface in a same search turn. The disclosed interface can also receive a first query comprised of a first of a natural language query and a visual query; process the first query; and creates a substantially equivalent query to the first query in a second of the natural language query and the visual query The disclosed interface can process a natural language query to determine if a portion of the natural language query is not understood; and convert at least a portion of the natural language query to a visual query.05-21-2009
20100049686METHODS AND APPARATUS FOR VISUAL RECOMMENDATION BASED ON USER BEHAVIOR - Methods and apparatus are disclosed for dynamically recommending one or more visualizations for a given task based on user behavior, such as a user's interaction pattern with a current visualization. An alternate visualization type is provided to a user by observing actions of the user with a current visualization type; determining if one or more predefined action patterns is detected in the observed actions, wherein at least one of the predefined action patterns has a predefined associated alternate visualization type; and providing the alternate visualization type to the user when the associated predefined action pattern is detected. The one or more predefined action patterns may be defined by one or more rules or an example-based method.02-25-2010
20100057753METHODS AND APPARATUS FOR OBTAINING VISUAL INSIGHT PROVENANCE OF A USER - Generally, methods and apparatus are provided for obtaining a user's insight provenance. A logical record of visual analytic activity of a user is maintained by recording one or more visual analytic actions. An exemplary method determines a set of action features of the one or more visual analytic actions; instantiates a data structure to record the action features; calculates a set of operations required to update the logical record based on the determined features; and updates the logical record based on the calculated operations. The visual analytic actions can optionally be classified using a predefined action taxonomy and by recording other action features. A plurality of the data structures can be associated with a node in a trail graph that represents one or more analytical paths of the user.03-04-2010
20100106485METHODS AND APPARATUS FOR CONTEXT-SENSITIVE INFORMATION RETRIEVAL BASED ON INTERACTIVE USER NOTES - Information retrieval systems and methods are provided based on interactive user notes. Information is retrieved from one or more data sources based on user notes by obtaining the user notes containing one or more information requests; identifying the one or more information requests from the user notes; interpreting at least one of the information requests in context; generating one or more queries required for the at least one interpreted information request; identifying an update to the user notes, the update containing one or more updated information requests; and processing the updated user notes to generate one or more queries required for the updated information requests. If the user notes contain multiple information requests, at least one query is generated for each of the plurality of information requests. The information requests can be interpreted based on user-specified context guides.04-29-2010

Patent applications by Michelle X. Zhou, Briarcliff Manor, NY US